22722269991 has 16 divisors (see below), whose sum is σ = 30950367744. Its totient is φ = 14821372224.

The previous prime is 22722269909. The next prime is 22722270007. The reversal of 22722269991 is 19996222722.

It is not a de Polignac number, because 22722269991 - 2²⁹ = 22185399079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22722269191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477411 + ... + 522843.

It is an arithmetic number, because the mean of its divisors is an integer number (1934397984).

Almost surely, 2^22722269991 is an apocalyptic number.

22722269991 is a deficient number, since it is larger than the sum of its proper divisors (8228097753).

22722269991 is a wasteful number, since it uses less digits than its factorization.

22722269991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49030.

The product of its digits is 979776, while the sum is 51.

The spelling of 22722269991 in words is "twenty-two billion, seven hundred twenty-two million, two hundred sixty-nine thousand, nine hundred ninety-one".